./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:29:28,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:29:28,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:29:28,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:29:28,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:29:28,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:29:28,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:29:28,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:29:28,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:29:28,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:29:28,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:29:28,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:29:28,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:29:28,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:29:28,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:29:28,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:29:28,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:29:28,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:29:28,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:29:28,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:29:28,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:29:28,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:29:28,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:29:28,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:29:28,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:29:28,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:29:28,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:29:28,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:29:28,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:29:28,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:29:28,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:29:28,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:29:28,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:29:28,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:29:28,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:29:28,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:29:28,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:29:28,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:29:28,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:29:28,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:29:28,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:29:28,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-16 19:29:28,620 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:29:28,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:29:28,621 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:29:28,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:29:28,622 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:29:28,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:29:28,623 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:29:28,623 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:29:28,624 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:29:28,624 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:29:28,625 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:29:28,625 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:29:28,625 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:29:28,626 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:29:28,626 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:29:28,626 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:29:28,627 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:29:28,627 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:29:28,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:29:28,628 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:29:28,628 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 19:29:28,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:29:28,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:29:28,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:29:28,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:29:28,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:29:28,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:29:28,630 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 19:29:28,630 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:29:28,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:29:28,631 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:29:28,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:29:28,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:29:28,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:29:28,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:29:28,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:29:28,633 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:29:28,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:29:28,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:29:28,633 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:29:28,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:29:28,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:29:28,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:29:28,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2022-11-16 19:29:28,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:29:28,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:29:28,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:29:28,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:29:28,930 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:29:28,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-16 19:29:28,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/data/8450b68aa/696c197f64314d13ba8c30ddb6d7cd6a/FLAGa4a2f2558 [2022-11-16 19:29:29,646 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:29:29,651 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-16 19:29:29,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/data/8450b68aa/696c197f64314d13ba8c30ddb6d7cd6a/FLAGa4a2f2558 [2022-11-16 19:29:29,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/data/8450b68aa/696c197f64314d13ba8c30ddb6d7cd6a [2022-11-16 19:29:29,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:29:29,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:29:29,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:29:29,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:29:29,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:29:29,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:29:29" (1/1) ... [2022-11-16 19:29:29,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f8dd88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:29, skipping insertion in model container [2022-11-16 19:29:29,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:29:29" (1/1) ... [2022-11-16 19:29:29,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:29:29,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:29:30,441 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-16 19:29:30,588 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-16 19:29:30,589 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-16 19:29:30,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:29:30,612 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:29:30,638 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-16 19:29:30,694 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-16 19:29:30,695 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-16 19:29:30,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:29:30,742 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:29:30,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30 WrapperNode [2022-11-16 19:29:30,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:29:30,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:29:30,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:29:30,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:29:30,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,843 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-16 19:29:30,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:29:30,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:29:30,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:29:30,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:29:30,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,943 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:29:30,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:29:30,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:29:30,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:29:30,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (1/1) ... [2022-11-16 19:29:30,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:29:30,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:29:31,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:29:31,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:29:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 19:29:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 19:29:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 19:29:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 19:29:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 19:29:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:29:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 19:29:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:29:31,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:29:31,354 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:29:31,356 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:29:33,048 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:29:33,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:29:33,502 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-16 19:29:33,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:29:33 BoogieIcfgContainer [2022-11-16 19:29:33,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:29:33,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:29:33,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:29:33,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:29:33,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:29:29" (1/3) ... [2022-11-16 19:29:33,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627665b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:29:33, skipping insertion in model container [2022-11-16 19:29:33,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:29:30" (2/3) ... [2022-11-16 19:29:33,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627665b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:29:33, skipping insertion in model container [2022-11-16 19:29:33,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:29:33" (3/3) ... [2022-11-16 19:29:33,517 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test7-2.i [2022-11-16 19:29:33,539 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:29:33,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-16 19:29:33,611 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 19:29:33,618 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@764c554b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 19:29:33,619 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-16 19:29:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:29:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 19:29:33,630 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:29:33,631 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-16 19:29:33,631 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 19:29:33,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:29:33,639 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-16 19:29:33,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:29:33,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525246082] [2022-11-16 19:29:33,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:33,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:29:33,793 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:29:33,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1420693384] [2022-11-16 19:29:33,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:33,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:29:33,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:29:33,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:29:33,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 19:29:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:29:34,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-16 19:29:34,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:29:34,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 19:29:34,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 19:29:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:29:34,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-16 19:29:34,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:29:34,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:29:34,256 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:29:34,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525246082] [2022-11-16 19:29:34,256 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:29:34,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420693384] [2022-11-16 19:29:34,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420693384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:29:34,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:29:34,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 19:29:34,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142917328] [2022-11-16 19:29:34,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:29:34,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:29:34,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:29:34,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:29:34,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 19:29:34,295 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:35,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:29:37,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 19:29:37,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:29:37,889 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-16 19:29:37,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:29:37,897 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-16 19:29:37,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:29:37,906 INFO L225 Difference]: With dead ends: 316 [2022-11-16 19:29:37,906 INFO L226 Difference]: Without dead ends: 165 [2022-11-16 19:29:37,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:29:37,912 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-16 19:29:37,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-16 19:29:37,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-16 19:29:37,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-16 19:29:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:29:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-16 19:29:37,958 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-16 19:29:37,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:29:37,958 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-16 19:29:37,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-16 19:29:37,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 19:29:37,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:29:37,961 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:29:37,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 19:29:38,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-16 19:29:38,167 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 19:29:38,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:29:38,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-16 19:29:38,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:29:38,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070609027] [2022-11-16 19:29:38,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:38,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:29:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:29:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:29:38,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:29:38,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070609027] [2022-11-16 19:29:38,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070609027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:29:38,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:29:38,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:29:38,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774448166] [2022-11-16 19:29:38,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:29:38,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:29:38,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:29:38,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:29:38,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 19:29:38,724 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:40,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:29:40,341 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-16 19:29:40,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:29:40,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-16 19:29:40,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:29:40,346 INFO L225 Difference]: With dead ends: 211 [2022-11-16 19:29:40,346 INFO L226 Difference]: Without dead ends: 159 [2022-11-16 19:29:40,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:29:40,348 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 19:29:40,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 19:29:40,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-16 19:29:40,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-16 19:29:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:29:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-16 19:29:40,359 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-16 19:29:40,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:29:40,359 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-16 19:29:40,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-16 19:29:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 19:29:40,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:29:40,361 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:29:40,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 19:29:40,361 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 19:29:40,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:29:40,362 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-16 19:29:40,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:29:40,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499573608] [2022-11-16 19:29:40,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:40,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:29:40,530 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:29:40,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1923174904] [2022-11-16 19:29:40,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:40,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:29:40,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:29:40,534 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:29:40,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 19:29:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:29:41,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 19:29:41,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:29:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:29:41,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:29:41,407 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:29:41,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499573608] [2022-11-16 19:29:41,407 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:29:41,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923174904] [2022-11-16 19:29:41,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923174904] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:29:41,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:29:41,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 19:29:41,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357901894] [2022-11-16 19:29:41,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:29:41,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:29:41,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:29:41,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:29:41,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:29:41,414 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:42,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:29:42,053 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-16 19:29:42,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:29:42,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-16 19:29:42,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:29:42,059 INFO L225 Difference]: With dead ends: 277 [2022-11-16 19:29:42,059 INFO L226 Difference]: Without dead ends: 165 [2022-11-16 19:29:42,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:29:42,061 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 19:29:42,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 19:29:42,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-16 19:29:42,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-16 19:29:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:29:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-16 19:29:42,076 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-16 19:29:42,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:29:42,076 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-16 19:29:42,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 19:29:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-16 19:29:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-16 19:29:42,077 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:29:42,077 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:29:42,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 19:29:42,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:29:42,286 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 19:29:42,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:29:42,287 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-16 19:29:42,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:29:42,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398427710] [2022-11-16 19:29:42,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:42,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:29:42,359 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:29:42,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [330040672] [2022-11-16 19:29:42,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:29:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:29:42,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:29:42,361 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:29:42,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 19:30:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:30:17,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 19:30:17,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:30:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:30:17,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:30:17,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:30:17,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398427710] [2022-11-16 19:30:17,908 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:30:17,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330040672] [2022-11-16 19:30:17,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330040672] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:30:17,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:30:17,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 19:30:17,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419744120] [2022-11-16 19:30:17,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:30:17,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:30:17,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:30:17,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:30:17,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 19:30:17,916 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 19:30:19,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:30:19,007 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-16 19:30:19,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:30:19,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-16 19:30:19,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:30:19,015 INFO L225 Difference]: With dead ends: 308 [2022-11-16 19:30:19,015 INFO L226 Difference]: Without dead ends: 164 [2022-11-16 19:30:19,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:30:19,017 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 19:30:19,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 19:30:19,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-16 19:30:19,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-16 19:30:19,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 19:30:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-16 19:30:19,064 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-16 19:30:19,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:30:19,065 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-16 19:30:19,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 19:30:19,066 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-16 19:30:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 19:30:19,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:30:19,067 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:30:19,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 19:30:19,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:30:19,279 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 19:30:19,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:30:19,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-16 19:30:19,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:30:19,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224427613] [2022-11-16 19:30:19,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:30:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:30:19,336 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:30:19,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [869844917] [2022-11-16 19:30:19,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:30:19,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:30:19,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:30:19,338 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:30:19,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d264ff-6321-417e-b902-f0eb6531c657/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 19:30:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:30:49,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 19:30:49,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:30:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 19:30:49,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:30:49,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 19:30:49,287 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:30:49,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224427613] [2022-11-16 19:30:49,288 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:30:49,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869844917] [2022-11-16 19:30:49,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869844917] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:30:49,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1730872156] [2022-11-16 19:30:49,321 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-16 19:30:49,321 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:30:49,326 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:30:49,332 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:30:49,333 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:30:49,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,421 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-16 19:30:49,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-16 19:30:49,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 19:30:49,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-16 19:30:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-16 19:30:49,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 19:30:49,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,529 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 19:30:49,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-16 19:30:49,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 19:30:49,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 19:30:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,598 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:30:49,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-16 19:30:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-16 19:30:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:49,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2022-11-16 19:30:49,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-16 19:30:49,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-16 19:30:50,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-16 19:30:50,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-16 19:30:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-16 19:30:50,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-16 19:30:50,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-16 19:30:50,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-16 19:30:50,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-16 19:30:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-16 19:30:50,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-16 19:30:50,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-16 19:30:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,824 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-16 19:30:50,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-11-16 19:30:50,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:50,913 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-16 19:30:50,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-16 19:30:50,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-16 19:30:51,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-16 19:30:51,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 19:30:51,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 19:30:51,235 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 19:30:51,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-16 19:30:51,268 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-16 19:30:51,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-16 19:30:51,306 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 19:30:51,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-16 19:30:51,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 19:30:51,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 19:30:51,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 19:30:51,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-16 19:30:51,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-16 19:30:51,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-16 19:30:51,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-16 19:30:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:30:51,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-16 19:30:51,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-16 19:30:53,010 INFO L217 Elim1Store]: Index analysis took 877 ms [2022-11-16 19:31:01,265 WARN L233 SmtUtils]: Spent 8.25s on a formula simplification. DAG size of input: 85 DAG size of output: 22 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 19:31:01,266 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-16 19:31:01,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-16 19:31:02,263 INFO L217 Elim1Store]: Index analysis took 847 ms [2022-11-16 19:31:05,148 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-16 19:31:05,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-16 19:31:14,037 WARN L233 SmtUtils]: Spent 8.84s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 19:31:14,038 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-16 19:31:14,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-16 19:31:14,240 INFO L217 Elim1Store]: Index analysis took 102 ms [2022-11-16 19:31:29,968 WARN L233 SmtUtils]: Spent 15.72s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 19:31:29,968 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-16 19:31:29,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1834 [2022-11-16 19:31:30,799 INFO L217 Elim1Store]: Index analysis took 619 ms [2022-11-16 19:31:47,897 WARN L233 SmtUtils]: Spent 16.63s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 19:31:47,898 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-16 19:31:47,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-16 19:31:49,530 INFO L217 Elim1Store]: Index analysis took 140 ms [2022-11-16 19:31:49,988 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-16 19:31:49,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-16 19:31:50,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-16 19:31:50,982 INFO L217 Elim1Store]: Index analysis took 336 ms [2022-11-16 19:31:51,945 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:31:51,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 94 [2022-11-16 19:31:52,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:31:52,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 13 [2022-11-16 19:31:57,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:31:57,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-16 19:32:00,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:00,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 19:32:01,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:01,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:01,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:01,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 19:32:02,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:02,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-16 19:32:02,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:02,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-16 19:32:02,506 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 19:32:02,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:02,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-16 19:32:02,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:02,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:02,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 19:32:02,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:02,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-16 19:32:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:02,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13